5 Written Questions

1. When C3, B, D, and P interact on the surface of microbes
2. Antibodies bind to invading organisms and C1 binds to the antigen-antibody complex
3. Part of the adaptive immune system and is antibody-mediated
4. C3b causes opsonization while C3a causes inflammation
5. Into venous circulation at the internal jugular and subclavian veins

5 Matching Questions

1. Purpose of the lymphatic vessels
2. What are the 2 distince regions of a lymph node?
3. Shape of lymph node
4. Steps of Phagocytosis
5. How does the adaptive defense system differ from the innate?

1. a Lymph flows to heart (one way system)
2. b Bean shaped
3. c It is the third line of defense that attacks foreign substances which take longer to react
4. d 1. Adherence of phagocyte to pathogen facilitated by opsonization
   2. Phagocyte forms pseudopods that engulf
   3. Lysosome fuses with phagocytic vessel to form phagolysosome
   4. Enzymes digest the particle leaving a residual body
   5. Exocytosis removes indigestible and residual material
5. e Cortex and Medulla

5 Multiple Choice Questions

1. Triggered when body tissues are injured or infected and prevents the spread of damaging agents, disposes of cell debris and pathogens, and sets the stage for repair
   1. Where does the lymph enter and exit?
   2. Where is white pulp found and what composes it?
   3. Where is red pulp found and what composes it?
   4. When is inflammatory response triggered and what does it do?
2. When cell-killing free radicals are released which activate additional enzymes
   1. Leukocytosis
   2. Dendritic cells
   3. Plasma Cells
   4. Respiratory burst
3. Engulf antigens and present fragments of antigens to be recognized by T cells
   1. 5 Functions of the spleen
   2. 2 function of Antigen-presenting Cells
   3. Antigenic determinants
   4. 2 purposes of Lymphoid tissue
4. Found on certain cells in the immune response
   1. Chemotaxis
   2. Class II MHC proteins
   3. Antigens
   4. Leukocytosis
5. Peyer's patches, tonsils, and appendix (digestive) and lymphoid nodules in bronchi (respiratory)
   1. Natural Killer Cells
   2. Class II MHC proteins
   3. Shape of lymph node
   4. What is included in MALT?

5 True/False Questions

1. 5 Functions of the spleen → Anti-viral, reduce inflammation, activate macrophages and mobilize NKs

   True        False

2. Haptens → Incomplete antigens that are not immunogenic alone

   True        False

3. MALT → Mucose-associated lymphatic tissue which protects digestive and respiratory systems from foreign matter

   True        False

4. Macrophages → Lymphoid cells that phagocytize foreign substances and help activate T cells

   True        False

5. Which cells produce beta interferons? → Fibroblasts

   True        False